C5351: Power Supply Cooling Fan Motor's Failure To Turn; C5354: Ozone Ventilation Fan Motor's Failure To Turn - Konica Minolta bizhub C450 Service Manual

Field Service Ver. 1.0 Mar. 2005
16.6.70

C5351: Power Supply Cooling Fan Motor's failure to turn

Power Supply Cooling Fan Motor (M21)
Step
Check the connector of motor for proper connec-
1
tion and correct as necessary.
Check the fan for possible overload and correct
2
as necessary.
3 M21 operation check
4 Change PU-1
16.6.71 C5353: Cooling Fan Motor 2's failure to turn
Cooling Fan Motor/2 (M10)
Step
Check the connector of motor for proper connec-
1
tion and correct as necessary.
Check the fan for possible overload and correct
2
as necessary.
M10 operation check
3
4 Change PWB-MC
16.6.72

C5354: Ozone Ventilation Fan Motor's failure to turn

Ozone Ventilation Fan Motor (M18)
Step
Check the connector of motor for proper connec-
1
tion and correct as necessary.
Check the fan for possible overload and correct
2
as necessary.
M18 operation check
3
4 Change PWB-MC
Relevant Electrical Parts
DC Power Supply (PU1)
Action
Relevant Electrical Parts
Control Board (PWB-MC)
Action
Relevant Electrical Parts
Control Board (PWB-MC)
Action
16. Malfunction code
WIRING DIAGRAM
Control Signal
—
—
PU1 PJ10PU1-3 (LOCK)
—
WIRING DIAGRAM
Control Signal
—
—
PWB-MC PJ7MC-6 (REM)
PWB-MC PJ7MC-7 (LOCK)
—
WIRING DIAGRAM
Control Signal
—
—
PWB-MC PJ6MC-1 (REM)
PWB-MC PJ6MC-3 (LOCK)
—
Location
(Electrical
Component)
—
—
M to N-1 to 2
—
Location
(Electrical
Component)
—
—
K-8
—
Location
(Electrical
Component)
—
—
K-8 to 9
—
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